Journal of Shanghai Jiaotong University ›› 2019, Vol. 53 ›› Issue (10): 1165-1172.doi: 10.16183/j.cnki.jsjtu.2019.10.004

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Location and Relocation of Ambulance for Time-Dependent Environments

HU Huize 1,YANG Zhitao 2,CHEN Erzhen 2,LIU Ran 1   

  1. 1. School of Mechanical Engineering, Shanghai Jiao Tong University, Shanghai 200240, China; 2. Department of Emergency, Ruijin Hospital, Shanghai Jiao Tong University School of Medicine, Shanghai 200025, China
  • Online:2019-10-28 Published:2019-11-01

Abstract: Pre-hospital first aid is very important for saving the lives of emergency and critically patients. Scientific and reasonable location of ambulance stations can reduce the response time of ambulances to emergency needs and is essential to improve the quality of pre-hospital first aid. In this paper a mix integer programming model for ambulance location and relocation in time-dependent environments is established and an effective genetic algorithm is designed. Numerical experiments prove the effectiveness of the proposed model and the algorithm.

Key words: ambulance; location; relocation; time-dependent network; genetic algorithm

CLC Number: